Upper Hutt City is centred on the northern valley of Te Awa Kairangi / Hutt River and is home to around 43,980. The city is administered by the Upper Hutt City Council.
Upper Hutt has both residential and rural areas. The area is home to the 'twin lakes’/ Te Marua water storage and treatment plant that supplies water to Upper Hutt, Porirua, parts of Lower Hutt, and the western suburbs of Wellington City.